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???????????????<!DOCTYPE html><html><head><script type="text/javascript" src="../js/jquery-1.9.1.js"></script><script type="text/javascript">$(document).ready(function() {// 全选/取消所有$("#checkAllChange").click(function() {if (this.checked == true) {$(".userid").each(function() {this.checked = true;});} else {$(".userid").each(function() {this.checked = false;});}});// 全选$("#checkAll").click(function() {$(".userid").each(function() {this.checked = true;});});// 取消所有$("#removeAll").click(function() {$(".userid").each(function() {this.checked = false;});});// 反选$("#reverse").click(function() {$(".userid").each(function() {if (this.checked == true) {this.checked = false;} else {this.checked = true;}})});//批量删除$("#delAll").click(function() {var arrUserid = new Array();$(".userid").each(function(i) {if (this.checked == true) {arrUserid[i] = $(this).val();}});alert("批量删除的:" + arrUserid);});});</script></head><body><table border="1"><tr><td><input type="checkbox" id="checkAllChange" /></td><td>用户id</td><td>username</td><td>电话</td><td>地址</td></tr><tr><td><input type="checkbox" class="userid" value="1" /></td><td>1</td><td>wangzs1</td><td>18888000</td><td>浦东</td></tr><tr><td><input type="checkbox" class="userid" value="2" /></td><td>2</td><td>wangzs2</td><td>18888001</td><td>上海</td></tr><tr><td><input type="checkbox" class="userid" value="3" /></td><td>3</td><td>wangzs3</td><td>18888002</td><td>河南</td></tr><tr><td><input type="checkbox" class="userid" value="4" /></td><td>4</td><td>wangzs4</td><td>18888003</td><td>许昌</td></tr><tr><td></td><td><input type="button" id="checkAll" value="全选" /></td><td><input type="button" id="removeAll" value="取消所有" /></td><td><input type="button" id="reverse" value="反选" /></td></tr><tr><td colspan="4" align="center"><input type="button" value="批量删除" id="delAll"></td></tr></table></body></html>???????????